#include <bits/stdc++.h>

template <class T>
inline void read(T &res)
{
	char ch; bool flag = false; res = 0;
	while (ch = getchar(), !isdigit(ch) && ch != '-');
	ch == '-' ? flag = true : res = ch ^ 48;
	while (ch = getchar(), isdigit(ch))
		res = res * 10 + ch - 48;
	flag ? res = -res : 0; 
}

template <class T>
inline void put(T x)
{
	if (x > 9)
		put(x / 10);
	putchar(x % 10 + 48);
}

template <class T>
inline void CkMin(T &x, T y) {x > y ? x = y : 0;}

typedef long long ll;
const int N = 1e5 + 5;
const int Maxn = 1e9;
int a[N], mx = Maxn;
int T_data, n, m;

int main()
{
	read(T_data);
	while (T_data--)
	{
		read(n); read(m);
		int cnt = 0;
		for (int i = 1; i <= n; ++i)
		{
			read(a[i]);
			if (a[i] == 0)
				++cnt;
		}
		
		if (n == m)
			puts("Richman");
		else if (cnt > m)
			puts("Impossible");
		else 
		{	
			ll sum = 0;
			int mx = Maxn;
			for (int i = 1; i <= n; ++i)
			{
				if (a[i] == 0)
					continue ;
				if (cnt < m)
				{
					++cnt;
					sum += a[i];		
				}
				else 
					CkMin(mx, a[i]);
			}
			put(sum + mx - 1), putchar('\n');
		}
	}		
}